This has been the biggest revelation for me since I took my 5 year side project on full time. Up until this point I had worked hard sporadically on it, but as s

This has been the biggest revelation for me since I took my 5 year side project on full time. Up until this point I had worked hard sporadically on it, but as soon as I signed up my first customer my motivation has gone to a whole new level. Now I can see why companies that find customers before they even have a product are often the most succesful - both because it validates the product, but also because it instantly gives you accountability.